If you want to change the button on the top of your MS webcam from MSN to OCS client do the following:
Step 1. Download LiveCam 1.3+
You can down load LiveCam 1.3+ from here:
http://www.microsoft.com/hardware/digitalcommunication/downloads/default.mspx
64bit of Lifecam v2.04 found here
Step 2. GPO or Registry
You can then download the GPO or app that will change your Call Button to open w/Office communicator
http://www.microsoft.com/hardware/digitalcommunication/officecommunicator/default.aspx
http://www.microsoft.com/hardware/digitalcommunication/officecommunicator/enterpriseagreement.aspx
If you want to set this up on windows Vista then you can’t go the ADM route (ADMX files are the new type)
You can use the ADM2ADMX converter:
Or just add the following registry key:
Windows Registry Editor Version 5.00
[HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Hardware]
"EnableMOCIntegration"=dword:00000001
Step 3. Run the exe
Download the zip file (Office Communicator - Call Button Integration Support Kit.Zip) file and run OCSupportKitLifeCam.exe
http://www.microsoft.com/hardware/digitalcommunication/officecommunicator/default.aspx